1. A person with very thin "skin" and can't take jokes or criticism.
2. Person literally lacking skin.
1. Person: Bruh you look like minecraft zombie/Person 2: Fuck u man/Person: Bruh you're actually a skinlet.
2. *Said while peeling a man's skin from his warm living body* Person: Dude you're a whole ass skinlet./Person 2: AAAAAAAAAAAAAAAHHHHHHHHHHHHHHHHHHHHHHHHH